Dell 3130cn - Color Laser Printer, Service Manual

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Chapter 1 Troubleshooting
Version 3 2008.05.30
FIP-1.P7 Horizontal stripes
Trouble substance
There are horizontal black stripes (perpendicular to the paper path direction) along the paper.
Possible causative parts
- TRANSFER ASSY (PL4.1.1)
- CARTRIDGE ASSY (PL5.1.18(K)/PL5.1.19(C)/PL5.1.20 (M)/PL5.1.21 (Y))
- FUSER ASSY (PL6.1.10)
Before commencing troubleshooting, check the paper transfer path. Make sure there is no foreign
materials on the transfer path, such as staples, paper clips, scraps of paper and so on.
Step Check Yes No
1
Checking the Horizontal stripes.
Print the Contamination Check page.
Is the image printed correctly?
Checked by [Test Print] - [contamination Check] in diagno-
sis.
Check the print
data which the
problem gener-
ated.
Go to step 2.
2
Checking the foreign substance and damage.
Open the Front cover; check the surrounding area of the
print cartridges and the TRANSFER ASSY.
Are there any foreign substances?
Remove the for-
eign substance.
Go to step 3.
3
Measure the stripe pitch.
Does the stripe pitch match any of the pitches in the
printed table chart?
Checked by [Test Print] - [Contamination check] in diagno-
sis. Replace the cor-
responding parts.
See [MQ Chart] of
[4.2 Diagnosis
Test Chart].
Go to step 4.
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